209469

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 16

約数和(自身を含む): 310464

約数和(自身を除く): 100995

約数列:

[1, 3, 13, 39, 41, 123, 131, 393, 533, 1599, 1703, 5109, 5371, 16113, 69823, 209469]

約数ペア:

[(1, 209469), (3, 69823), (13, 16113), (39, 5371), (41, 5109), (123, 1703), (131, 1599), (393, 533)]